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C69700 Brass vs. EN 1.0070 Steel

C69700 brass belongs to the copper alloys classification, while EN 1.0070 steel belongs to the iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C69700 brass and the bottom bar is EN 1.0070 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 25
9.1
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 41
73
Shear Strength, MPa 300
440
Tensile Strength: Ultimate (UTS), MPa 470
740
Tensile Strength: Yield (Proof), MPa 230
350

Thermal Properties

Latent Heat of Fusion, J/g 240
250
Maximum Temperature: Mechanical, °C 160
400
Melting Completion (Liquidus), °C 930
1470
Melting Onset (Solidus), °C 880
1430
Specific Heat Capacity, J/kg-K 400
470
Thermal Conductivity, W/m-K 43
53
Thermal Expansion, µm/m-K 19
12

Otherwise Unclassified Properties

Base Metal Price, % relative 26
1.7
Density, g/cm3 8.3
7.9
Embodied Carbon, kg CO2/kg material 2.7
1.4
Embodied Energy, MJ/kg 44
18
Embodied Water, L/kg 310
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 99
56
Resilience: Unit (Modulus of Resilience), kJ/m3 250
320
Stiffness to Weight: Axial, points 7.3
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 16
26
Strength to Weight: Bending, points 16
23
Thermal Diffusivity, mm2/s 13
14
Thermal Shock Resistance, points 16
23

Alloy Composition

Copper (Cu), % 75 to 80
0
Iron (Fe), % 0 to 0.2
99.876 to 100
Lead (Pb), % 0.5 to 1.5
0
Manganese (Mn), % 0 to 0.4
0
Nitrogen (N), % 0
0 to 0.014
Phosphorus (P), % 0
0 to 0.055
Silicon (Si), % 2.5 to 3.5
0
Sulfur (S), % 0
0 to 0.055
Zinc (Zn), % 13.9 to 22
0
Residuals, % 0 to 0.5
0